Affordable air-cooled AC induction drive systems that are available in multiple motor sizes and horse power ratings from 18 to 165 HP peak. The ultimate in power and efficiency, AC drives offer the best regeneration, highest RPM, excellent torque, and are very reliable. HPEVS Systems start at 36 volts and 75 ft-lbs of torque and go up to 177 volts and 185 ft-lbs of torque. At only a fraction of the cost of the earlier, water-cooled AC drives, these systems are capable of powering a variety of vehicles, including: go-karts, golf carts, motorcycles, cars, trucks, boats, specialty/industrial vehicles, and even some aircraft.

Our electric drive systems are sold as a complete kit that includes a motor, controller, contactor, throttle and optional display. The Spyglass (model 840) displays rpm, controller/motor temperature, volts, and amps. Each Curtis controller is pre-programmed for your unique application. These systems do not require an additional inverter and use a DC battery voltage input.

If you have any questions regarding your application, don't hesitate to call (707) 578-7973 between 9AM-5PM PST to speak with a specialist. Our specialists are knowledgeable EV enthusiasts who can help you determine the correct kit to suit your needs. We strive to offer the lowest prices and the absolute best service. Do we know these drives? Just ask the factory! We are authorized dealers for HPEVS and Curtis Instruments. You can find out even more about us here: Why Buy from Thunderstruck?